## Error Codes

The following list compiles common login error codes you may encounter. For specific use cases and troubleshooting login-related issues, check the [login issues](/ciam/guides/troubleshoot/errors/login-issues) topic.

| Error code | Error message | Description |
|  --- | --- | --- |
| ER-01009 | User is not associated with the requested application | The user is not linked to the requested application |
| ER-01011 | Invalid code | Login with code - code is wrong (from SMS or email) |
| ER-01012 | Invalid authentication type | The authentication type has changed, but the user did not refresh. |
| ER-01013 | Invalid authentication | The user attempted to log in with an email or phone number that does not exist. |
| ER-01014 | Magic link has expired | The user attempted to log in with a magic link that has already expired. |
| ER-01015 | Magic link not found | The magic link was not found, likely due to an expired or invalid link. |
| ER-01016 | Unknown device - a Magic Link can only be used from the same device it was requested | The magic link was accessed from a different device than requested from. |
| ER-01017 | Code has expired | Login with magic code - code has expired |
| ER-01020 | Failed to login | Login attempt failed due to missing or misconfigured SAML pre-login redirection settings. |
| ER-01034 | User is locked out. To unlock user, please contact your administrators | Admin locked the user in the backoffice |
| ER-01037 | Failed to send sms to ${maskPhoneNumber(phoneNumber)} | The system failed to send an SMS, possibly due to an invalid or unreachable phone number or misconfigured SMS settings. |
| ER-01049 | Invalid social login credentials | The credentials provided for social login are invalid. |
| ER-01052 | Invalid device used for verification. | The device used for SSO verification is not authorized, possibly due to device compatibility or permission issues. |
| ER-01056 | Missing application id | The application ID is missing or invalid in the SSO request. Provide the correct appId in the "contextOptions" |
| ER-01060 | Verify your email - verification email was sent to ${getDisclosedEmail(email)}. | The SSO user is unverified. |
| ER-01061 | Invitation token expired | The tenant invitation token has expired. |
| ER-01066 | Activation link expired. Please ask an admin to resend your activation email. | The activation link has expired. |
| ER-01067 | Account activation failed. Please ask an admin to resend your activation email. | User invitation was used |
| ER-01070 | Phone number not found ${phoneNumber ? maskPhoneNumber(phoneNumber) : ''} | User tried to login with non-existing phone number |
| ER-01076 | User is unauthorized to proceed | The user does not have access to any tenants. |
| ER-01078 | Incorrect email or password | User tried to connect with wrong password |
| ER-01081 | Looks like this password is breached. Please choose a different password. | The password entered is compromised and should not be used. |
| ER-01086 | User already exists | Sign-up user tried to signup with existing email |
| ER-01087 | User has no password | The user does not have a password set. |
| ER-01089 | User not found | The specified user could not be found in the system. |
| ER-01090 | User is not verified | The user is not verified. |
| ER-01095 | Session expired due to inactivity. Please return to login page to continue | The session has expired due to inactivity. |
| ER-01144 | It seems like you need to reset your password. please check your email | The current password is invalid |
| ER-01161 | Sorry, you can't invite users with that domain due to email domain restrictions. | Sign up with breached password |
| ER-01177 | Your account has been locked out due to too many failed login attempts. To unlock user please contact your administrators. | Login with password (locked for Brute force protection) |
| ER-01178 | Captcha validation failed. Please try again | The CAPTCHA verification failed. |
| ER-01179 | Bad email reputation detected | The provided email domain is restricted by the account |
| ER-04001 | SSO domain was not found | The specified SSO domain could not be located, possibly due to an incorrect or missing domain configuration. |
| ER-00001 | We're facing some difficulties. Please try again | An unexpected issue occurred, potentially due to a temporary system failure or an unhandled exception. Please try again later. |
| ER-00008 | Application ID is not specified | The application ID was not provided, which is required to proceed. |
| ER-01182 | You can't log in. Contact an admin for help. | Login attempt failed due to account or configuration issues. See more details [here](/ciam/guides/troubleshoot/errors/login-issues#why-do-i-get-you-cant-log-in.-contact-an-admin-for-help). |
| ER-01183 | You can't sign up. Contact an admin for help. | Sign-up failed, likely due to restrictions or configuration issues. |
| ER-01184 | You must reset your password in order to log in - please check your email. | Password authentication → Invite user from the backoffice with unchecked checkbox (Send invite email) → Try to login with this user |
| ER-01185 | MFA verification failed | Multi-factor authentication (MFA) verification failed, possibly due to an incorrect code or a system issue. |
| ER-01186 | Invalid recovery code | The provided recovery code is invalid |
| ER-01187 | Cannot get user from identity provider, please try again | Failed to retrieve user information from the identity provider, possibly due to connection or configuration problems. |


Error codes customization
You can customize the error codes above and create a tailored user experience for your customers. Read more about localization [here](/ciam/sdks/customizations/login-box-old/localizations#localizing-error-codes).